haiku/headers/private/kernel/arch/x86/apm.h
Axel Dörfler 8ca5764554 * Implemented APM generic syscall API to query the current power status.
* PowerStatus is now using this API when compiled for Haiku.
* Note, I'm not sure why yet, but running PowerStatus in the background
  crashes at least my laptop after some time.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21154 a95241bf-73f2-0310-859d-f6bbb57e9c96
2007-05-16 15:22:23 +00:00

75 lines
1.5 KiB
C

/*
* Copyright 2006, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
* Distributed under the terms of the MIT License.
*/
#ifndef KERNEL_APM_H
#define KERNEL_APM_H
#include <SupportDefs.h>
struct kernel_args;
// int 0x15 APM definitions
#define BIOS_APM_CHECK 0x5300
#define BIOS_APM_CONNECT_32_BIT 0x5303
#define BIOS_APM_DISCONNECT 0x5304
#define BIOS_APM_CPU_IDLE 0x5305
#define BIOS_APM_CPU_BUSY 0x5306
#define BIOS_APM_SET_STATE 0x5307
#define BIOS_APM_ENABLE 0x5308
#define BIOS_APM_GET_POWER_STATUS 0x530a
#define BIOS_APM_GET_EVENT 0x530b
#define BIOS_APM_GET_STATE 0x530c
#define BIOS_APM_VERSION 0x530e
#define BIOS_APM_ENGAGE 0x530f
// APM devices
#define APM_ALL_DEVICES 0x0001
// APM power states
#define APM_POWER_STATE_ENABLED 0x0000
#define APM_POWER_STATE_STANDBY 0x0001
#define APM_POWER_STATE_SUSPEND 0x0002
#define APM_POWER_STATE_OFF 0x0003
typedef struct apm_info {
uint16 version;
uint16 flags;
uint16 code32_segment_base;
uint32 code32_segment_offset;
uint16 code32_segment_length;
uint16 code16_segment_base;
uint16 code16_segment_length;
uint16 data_segment_base;
uint16 data_segment_length;
} apm_info;
// temporary generic syscall interface
#define APM_SYSCALLS "apm"
#define APM_GET_BATTERY_INFO 1
struct battery_info {
bool online;
int32 percent;
time_t time_left;
};
#ifndef _BOOT_MODE
#ifdef __cplusplus
extern "C" {
#endif
status_t apm_shutdown(void);
status_t apm_init(struct kernel_args *args);
#ifdef __cplusplus
}
#endif
#endif // !_BOOT_MODE
#endif /* KERNEL_APM_H */